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Contributions to WP 3L (1996-97)

[3L/1] Numbering of input documents
[3L/2] Liaison statement from WP 8A concerning Rec. 720 (GT PLEN-B) of WRC-95
[3L/3] Question ITU-R 212/10 on planning procedures for HF broadcasting
[3L/4] Work programme leading up to the cologne, 11-15 March 1996 meeting
[3L/5] Proposed contributions to ITU-R SG 3 based on cost 238 results
[3L/6] Comparison procedure including day-to-day statistics
[3L/7] Determination of optimum frequency combinatio
[3L/8] Multiple frequency area reliability calculation for broadcasting applications
[3L/9] The ITU Handbook and operational forecasting and near-real-time assessment of ionospheric variability associated with radiocommunications
[3L/10-1] Part 1: The ionosphere and its effects on terrestrial and earth-space radio propagation from VLF through gigahertz
[3L/10-2] Part 2: The ionosphere and its effects on terrestrial and earth-space radio propagation from VLF through gigahertz
[3L/11] A comparison of E-MUF values on terrestrial and earth-space radio propagation from VLF through gigahertz
[3L/12] Draft new report - Propagation on frequencies above the basis MUF
[3L/13] Standardized comparisons of predicted HF signal intensities & powers deduced using the procedure of Rec. ITU-R P.533 with the measurements of data banks D1 and P
[3L/14] ITU- Reference ionospheric characteristics & method of basic MUF, operational MUF & ray-path prediction
[3L/15] ITU-R Reference ionospheric characteristics & methods of basic MUF, operational MUF & ray-path prediction (Ref. solar epochs)
[3L/16] ITU-R Reference ionsopheric characteristics & methods of basic MUF, operational MUF & ray-path prediction (New COST 238 regional ionospheric mapping)
[3L/17] ITU-R Reference ionospheric characteristics & method of basic MUF, operational MUF & ray-path prediction (instantaneous ionospheric maps & models)
[3L/18] ITU-R Reference ionospheric characteristics & method of basic MUF, operational MUF & ray-path prediction (New COST 238 model electron-density height profile)
[3L/19] Choice of indices for long-term ionospheric predictions
[3L/20 - 3M/4] Ionospheric effects influencing radio systems involving spacecraft (instantaneous tec)
[3L/21 - 3M/5] Ionospheric effects influencing radio systems involving spacecraft (maps of monthly median tec)
[3L/22] Short-term forecasting of critical frequencies, operational maximum usable frequencies & total electron content
[3L/23] Short-term forecasting of critical frequencies, operational maximum usable frequencies & toal electron content (Calalogue of disturbed & quiet days)
[3L/24] Short-term forecasting of critical frequencies, operational maximum usable frequencies & total electron content (solar flares as precursors of geomagnetic & ionospheric disturbances)
[3L/25] Report of Chairman WP RG4 to WP 3L
[3L/27 - 3K/1 - 3M/6] Radiowave propagation studies for CPM-97
[3L/28 - 3J/10 - 3K/3 - 3M/25] Response from TG 1/3 to Liaison statements prepared by the WPs of SG 3 concerning spurious emission interference
[3L/30] Proposed revision of Rec. ITU-R P.434: ITU-R Reference ionospheric characteristics and methods of basic MUF and ray-path prediction
[3L/32] Proposed revision of Question ITU-R 224/3: The prediction of system performance and reliability for digital modulation techniques at HF
[3L/33] Contribution towards future revision of Rec. ITU-R P.842: Computation of reliability and compatibility of HF radio systems
[3L/34] Chairman's Report (Period March 1996 - January 1997)
[3L/35] Report concerning short term forcasting and channel evaluation
[3L/36] Daily data bank of HF field strength
[3L/37 - 3J/28] Improved representation of oblique HF raypaths
[3L/38 - 3J/29] Determination of the accuracies of the COST 238 (Prime) regional and of the ITU-R Global monthly median maps of the FOF2 and M(3000) F2 ionospheric characteristics and proposals for implementing improvements to the ITU-R mappings
[3L/39] Draft revision of Rec. ITU-R P.845-2: HF field strength measurement
[3L/40] Report of Chairman WP Rapporteur Group 4 to WP 3L for the period March 1996 - January 1997
[3L/41] Report of Chairman WP Rapporteur Group 7 to WP 3L for the period March 1996 - January 1997
[3L/43] Reply to the liaison statement from Working Party 3L - HF reference receiving antenna characteristics
[3L/44] Liaison statement to Working Party 3L concerning simulation of HF transmission through and ionospheric channel
[3L/42] Report by the Chairman (7-13 January 1997) - HF Propagation
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